PCjs Machines

Home of the original IBM PC emulator for browsers.

Logo

IBM OS/2 1.0

IBM OS/2 1.0 was announced on April 2, 1987, finalized in October 1987, and released in December 1987.

When the installation disk boots, the following message is displayed on-screen:

IBM Operating System/2 Version 1.00
(C) Copyright IBM Corp. 1981, 1987. All rights reserved.
(C) Copyright Microsoft Corp. 1981, 1987.

87294

The 5-digit number indicates the day the files were built. The first 2 digits (87) are the year and the 3 remaining digits (294) are the day of the year (October 21).

Directory listings of the four 1.44Mb distribution diskettes are provided below.

IBM OS/2 1.0 has been pre-installed on this machine’s 20Mb hard disk, along with a copy of the Microsoft OS/2 SDK 1.02, as discussed in the PCjs Blog.

[PCjs Machine "ibm5170"]

Waiting for machine "ibm5170" to load....

Directory of IBM OS/2 1.0 (Install)

 Volume in drive A has no label
 Directory of A:\

IBMBIO   COM*     4096  10-21-87  12:00p
IBMDOS   COM*   255665  10-21-87  12:00p
ABIOS    SYS        49  10-21-87  12:00p
ANSICALL DLL      3637  10-21-87  12:00p
BKSCALLS DLL      5704  10-21-87  12:00p
BMSCALLS DLL      2576  10-21-87  12:00p
BVSCALLS DLL     31744  10-21-87  12:00p
CLOCK01  SYS      2762  10-21-87  12:00p
CLOCK02  SYS      3188  10-21-87  12:00p
CMD      EXE     57648  10-21-87  12:00p
CONFIG   SYS       101  10-21-87  12:00p
COUNTRY  SYS     14632  10-21-87  12:00p
CPISPFPC DLL    108598  10-21-87  12:00p
DISK01   SYS     18616  10-21-87  12:00p
DISK02   SYS     20329  10-21-87  12:00p
DOSCALL1 DLL      8709  10-21-87  12:00p
DMPC     EXE      2472  10-21-87  12:00p
DTM      DLL      2222  10-21-87  12:00p
F80000   BIO      9216  10-21-87  12:00p
F80100   BIO      8704  10-21-87  12:00p
FC0400   BIO      6656  10-21-87  12:00p
FC0500   BIO      9216  10-21-87  12:00p
FORMAT   COM     47344  10-21-87  12:00p
HARDERR  EXE     16288  10-21-87  12:00p
INSTAID  CMD       279  10-21-87  12:00p
INSTAID  CNF       151  10-21-87  12:00p
INSTAID  LIB     24064  10-21-87  12:00p
INSTAID  PRO       174  10-21-87  12:00p
INSTAIDE EXE     58346  10-21-87  12:00p
ISPD     MSG      1542  10-21-87  12:00p
ISPM     MSG       500  10-21-87  12:00p
KBD01    SYS     16945  10-21-87  12:00p
KBD02    SYS     15650  10-21-87  12:00p
KBDCALLS DLL      7232  10-21-87  12:00p
MONCALLS DLL      7351  10-21-87  12:00p
MOUCALLS DLL      5701  10-21-87  12:00p
MSG      DLL      6578  10-21-87  12:00p
NLS      DLL      5162  10-21-87  12:00p
OSO001   MSG     64808  10-21-87  12:00p
PRINT01  SYS      7683  10-21-87  12:00p
PRINT02  SYS      9018  10-21-87  12:00p
QUECALLS DLL     11238  10-21-87  12:00p
SCREEN01 SYS      1583  10-21-87  12:00p
SCREEN02 SYS      1988  10-21-87  12:00p
SESMGR   DLL     24262  10-21-87  12:00p
SWAPPER  EXE      4150  10-21-87  12:00p
SYS      COM     32056  10-21-87  12:00p
SYSBAS   EXE      5336  10-21-87  12:00p
SYSDISK  COM     37824  10-21-87  12:00p
SYSDISP  CMD        72  10-21-87  12:00p
SYSINST  CMD       237  10-21-87  12:00p
SYSINST  LIB     82432  10-21-87  12:00p
SYSINST  PIP     21964  10-21-87  12:00p
SYSLABL  EXE      6896  10-21-87  12:00p
VIOCALLS DLL     13981  10-21-87  12:00p
VENDOR-# DO1*        0   7-04-83
       56 file(s)    1115375 bytes
                      328192 bytes free

Directory of IBM OS/2 1.0 (Disk 1)

 Volume in drive A has no label
 Directory of A:\

IBMBIO   COM*     4096  10-21-87  12:00p
IBMDOS   COM*   255665  10-21-87  12:00p
ABIOS    SYS        49  10-21-87  12:00p
ANSICALL DLL      3637  10-21-87  12:00p
BKSCALLS DLL      5704  10-21-87  12:00p
BMSCALLS DLL      2576  10-21-87  12:00p
BVSCALLS DLL     31744  10-21-87  12:00p
CLOCK01  SYS      2762  10-21-87  12:00p
CLOCK02  SYS      3188  10-21-87  12:00p
CMD      EXE     57648  10-21-87  12:00p
COMMAND  COM     25564  10-21-87  12:00p
COUNTRY  SYS     14632  10-21-87  12:00p
CPISPFPC DLL    108598  10-21-87  12:00p
DISK01   SYS     18616  10-21-87  12:00p
DISK02   SYS     20329  10-21-87  12:00p
DOSCALL1 DLL      8709  10-21-87  12:00p
DMPC     EXE      2472  10-21-87  12:00p
DTM      DLL      2222  10-21-87  12:00p
FORMATS  TBL       590  10-21-87  12:00p
F80000   BIO      9216  10-21-87  12:00p
F80100   BIO      8704  10-21-87  12:00p
FC0400   BIO      6656  10-21-87  12:00p
FC0500   BIO      9216  10-21-87  12:00p
HARDERR  EXE     16288  10-21-87  12:00p
ISPD     MSG      1542  10-21-87  12:00p
ISPM     MSG       500  10-21-87  12:00p
KBD01    SYS     16945  10-21-87  12:00p
KBD02    SYS     15650  10-21-87  12:00p
KBDCALLS DLL      7232  10-21-87  12:00p
KEYBOARD DCP     85917  10-21-87  12:00p
MONCALLS DLL      7351  10-21-87  12:00p
MOUCALLS DLL      5701  10-21-87  12:00p
MSG      DLL      6578  10-21-87  12:00p
NLS      DLL      5162  10-21-87  12:00p
OSO001   MSG     64808  10-21-87  12:00p
PRINT01  SYS      7683  10-21-87  12:00p
PRINT02  SYS      9018  10-21-87  12:00p
QUECALLS DLL     11238  10-21-87  12:00p
SCREEN01 SYS      1583  10-21-87  12:00p
SCREEN02 SYS      1988  10-21-87  12:00p
SESMGR   DLL     24262  10-21-87  12:00p
SHELL11F AIF       524  10-21-87  12:00p
SHELL11F AII       150  10-21-87  12:00p
SHELL11F CNF       201  10-21-87  12:00p
SHELL11F EXE     31676  10-21-87  12:00p
SHELL11F LIB     41472  10-21-87  12:00p
SHELL11F PRO       157  10-21-87  12:00p
SPOOLCP  DLL      9828  10-21-87  12:00p
STXTDMPC DLL     12569  10-21-87  12:00p
SWAPPER  EXE      4150  10-21-87  12:00p
VIOCALLS DLL     13981  10-21-87  12:00p
VIOTBL   DCP     52150  10-21-87  12:00p
4201     DCP     17069  10-21-87  12:00p
5202     DCP       404  10-21-87  12:00p
VENDOR-# DO1*        0   7-04-83
       55 file(s)    1076370 bytes
                      367104 bytes free

Directory of IBM OS/2 1.0 (Disk 2)

 Volume in drive A has no label
 Directory of A:\

ANSI     EXE      9984  10-21-87  12:00p
ANSI     SYS      1694  10-21-87  12:00p
APPEND   EXE      6258  10-21-87  12:00p
ASSIGN   COM      1683  10-21-87  12:00p
ATTRIB   EXE     29080  10-21-87  12:00p
CHKDSK   COM     49232  10-21-87  12:00p
COMP     COM     33056  10-21-87  12:00p
DISKCOMP COM     38400  10-21-87  12:00p
DISKCOPY COM     39456  10-21-87  12:00p
DOSCALLS LIB     29184  10-21-87  12:00p
EDLIN    COM      8135  10-21-87  12:00p
EGA      SYS      2110  10-21-87  12:00p
EXTDSKDD SYS      1877  10-21-87  12:00p
FDISK    COM     37824  10-21-87  12:00p
FIND     EXE     27424  10-21-87  12:00p
FORMAT   COM     47344  10-21-87  12:00p
GRAFTABL COM      7112  10-21-87  12:00p
HELP     BAT       444  10-21-87  12:00p
HELP     CMD       439  10-21-87  12:00p
HELPMSG  EXE     27408  10-21-87  12:00p
JOIN     EXE     21040  10-21-87  12:00p
KEYB     COM     12636  10-21-87  12:00p
LABEL    COM     26372  10-21-87  12:00p
LINK     EXE     91880  10-21-87  12:00p
MODE     COM     54932  10-21-87  12:00p
MORE     COM     48354  10-21-87  12:00p
PRINT    COM     28492  10-21-87  12:00p
RECOVER  COM     36928  10-21-87  12:00p
REPLACE  EXE     33568  10-21-87  12:00p
SORT     EXE     29946  10-21-87  12:00p
SPOOL    EXE     77370  10-21-87  12:00p
SUBST    EXE     21024  10-21-87  12:00p
SYS      COM     32056  10-21-87  12:00p
TRACE    EXE     10474  10-21-87  12:00p
TRACEFMT EXE     64432  10-21-87  12:00p
TREE     COM     28928  10-21-87  12:00p
VDISK    SYS      4662  10-21-87  12:00p
XCOPY    EXE     40656  10-21-87  12:00p
VENDOR-# DO1*        0   7-04-83
       39 file(s)    1061894 bytes
                      386048 bytes free

Directory of IBM OS/2 1.0 (Disk 3)

 Volume in drive A has no label
 Directory of A:\

BACKUP   COM     49216  10-21-87  12:00p
BASIC    COM       585  10-21-87  12:00p
BASICA   COM     36253  10-21-87  12:00p
COM01    SYS      8758  10-21-87  12:00p
COM02    SYS     13366  10-21-87  12:00p
CREATEDD EXE     48032  10-21-87  12:00p
MORTGAGE BAS      6380  10-21-87  12:00p
MOUSEA00 SYS     16950  10-21-87  12:00p
MOUSEA01 SYS     16438  10-21-87  12:00p
MOUSEA02 SYS     16438  10-21-87  12:00p
MOUSEA03 SYS     16438  10-21-87  12:00p
MOUSEA04 SYS     16438  10-21-87  12:00p
MOUSEB00 SYS     17462  10-21-87  12:00p
MOUSEB01 SYS     17462  10-21-87  12:00p
MOUSEB02 SYS     17462  10-21-87  12:00p
MOUSEB05 SYS     17462  10-21-87  12:00p
OSO001H  MSG     83964  10-21-87  12:00p
PATCH    EXE     37132  10-21-87  12:00p
POINTDD  SYS      5886  10-21-87  12:00p
RESTORE  COM     54896  10-21-87  12:00p
SETCOM40 EXE      8654  10-21-87  12:00p
INTRO        <DIR>      10-21-87   2:10p
VENDOR-# DO1*        0   7-04-83
       23 file(s)     505672 bytes

 Directory of A:\INTRO

.            <DIR>      10-21-87   2:10p
..           <DIR>      10-21-87   2:10p
INTA     MSG       879  10-21-87  12:00p
INTB     MSG      1469  10-21-87  12:00p
INTC     MSG      1076  10-21-87  12:00p
INTRO    CMD       202  10-21-87  12:00p
INTRO    CNF       143  10-21-87  12:00p
INTRO    LIB    109056  10-21-87  12:00p
INTRO    PRO        93  10-21-87  12:00p
INTROE   EXE     39580  10-21-87  12:00p
       10 file(s)     152498 bytes

Total files listed:
       33 file(s)     658170 bytes
                      789504 bytes free